Abseil Common Libraries (C++) (grcp 依赖)
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142 lines
4.1 KiB
142 lines
4.1 KiB
// Copyright 2018 The Abseil Authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// https://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#include "absl/container/internal/hash_policy_traits.h" |
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#include <functional> |
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#include <memory> |
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#include <new> |
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#include "gmock/gmock.h" |
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#include "gtest/gtest.h" |
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namespace absl { |
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namespace container_internal { |
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namespace { |
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using ::testing::MockFunction; |
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using ::testing::Return; |
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using ::testing::ReturnRef; |
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using Alloc = std::allocator<int>; |
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using Slot = int; |
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struct PolicyWithoutOptionalOps { |
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using slot_type = Slot; |
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using key_type = Slot; |
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using init_type = Slot; |
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static std::function<void(void*, Slot*, Slot)> construct; |
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static std::function<void(void*, Slot*)> destroy; |
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static std::function<Slot&(Slot*)> element; |
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static int apply(int v) { return apply_impl(v); } |
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static std::function<int(int)> apply_impl; |
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static std::function<Slot&(Slot*)> value; |
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}; |
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std::function<void(void*, Slot*, Slot)> PolicyWithoutOptionalOps::construct; |
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std::function<void(void*, Slot*)> PolicyWithoutOptionalOps::destroy; |
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std::function<Slot&(Slot*)> PolicyWithoutOptionalOps::element; |
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std::function<int(int)> PolicyWithoutOptionalOps::apply_impl; |
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std::function<Slot&(Slot*)> PolicyWithoutOptionalOps::value; |
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struct PolicyWithOptionalOps : PolicyWithoutOptionalOps { |
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static std::function<void(void*, Slot*, Slot*)> transfer; |
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}; |
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std::function<void(void*, Slot*, Slot*)> PolicyWithOptionalOps::transfer; |
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struct Test : ::testing::Test { |
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Test() { |
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PolicyWithoutOptionalOps::construct = [&](void* a1, Slot* a2, Slot a3) { |
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construct.Call(a1, a2, std::move(a3)); |
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}; |
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PolicyWithoutOptionalOps::destroy = [&](void* a1, Slot* a2) { |
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destroy.Call(a1, a2); |
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}; |
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PolicyWithoutOptionalOps::element = [&](Slot* a1) -> Slot& { |
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return element.Call(a1); |
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}; |
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PolicyWithoutOptionalOps::apply_impl = [&](int a1) -> int { |
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return apply.Call(a1); |
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}; |
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PolicyWithoutOptionalOps::value = [&](Slot* a1) -> Slot& { |
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return value.Call(a1); |
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}; |
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PolicyWithOptionalOps::transfer = [&](void* a1, Slot* a2, Slot* a3) { |
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return transfer.Call(a1, a2, a3); |
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}; |
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} |
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std::allocator<int> alloc; |
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int a = 53; |
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MockFunction<void(void*, Slot*, Slot)> construct; |
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MockFunction<void(void*, Slot*)> destroy; |
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MockFunction<Slot&(Slot*)> element; |
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MockFunction<int(int)> apply; |
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MockFunction<Slot&(Slot*)> value; |
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MockFunction<void(void*, Slot*, Slot*)> transfer; |
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}; |
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TEST_F(Test, construct) { |
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EXPECT_CALL(construct, Call(&alloc, &a, 53)); |
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hash_policy_traits<PolicyWithoutOptionalOps>::construct(&alloc, &a, 53); |
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} |
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TEST_F(Test, destroy) { |
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EXPECT_CALL(destroy, Call(&alloc, &a)); |
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hash_policy_traits<PolicyWithoutOptionalOps>::destroy(&alloc, &a); |
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} |
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TEST_F(Test, element) { |
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int b = 0; |
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EXPECT_CALL(element, Call(&a)).WillOnce(ReturnRef(b)); |
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EXPECT_EQ(&b, &hash_policy_traits<PolicyWithoutOptionalOps>::element(&a)); |
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} |
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TEST_F(Test, apply) { |
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EXPECT_CALL(apply, Call(42)).WillOnce(Return(1337)); |
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EXPECT_EQ(1337, (hash_policy_traits<PolicyWithoutOptionalOps>::apply(42))); |
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} |
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TEST_F(Test, value) { |
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int b = 0; |
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EXPECT_CALL(value, Call(&a)).WillOnce(ReturnRef(b)); |
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EXPECT_EQ(&b, &hash_policy_traits<PolicyWithoutOptionalOps>::value(&a)); |
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} |
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TEST_F(Test, without_transfer) { |
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int b = 42; |
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EXPECT_CALL(element, Call(&b)).WillOnce(::testing::ReturnRef(b)); |
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EXPECT_CALL(construct, Call(&alloc, &a, b)); |
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EXPECT_CALL(destroy, Call(&alloc, &b)); |
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hash_policy_traits<PolicyWithoutOptionalOps>::transfer(&alloc, &a, &b); |
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} |
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TEST_F(Test, with_transfer) { |
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int b = 42; |
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EXPECT_CALL(transfer, Call(&alloc, &a, &b)); |
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hash_policy_traits<PolicyWithOptionalOps>::transfer(&alloc, &a, &b); |
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} |
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} // namespace |
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} // namespace container_internal |
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} // namespace absl
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